Home / 98,033.89-147,064.61-38,875.54

Finding the Fourth Proportional to 98,033.89, 147,064.61 and 38,875.54

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Solution

The fourth proportional to 98,033.89, 147,064.61 and 38,875.54 is: 58,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,033.89 : 147,064.61 = 38,875.54 : x
  2. Step 2: Convert to fraction form
    98,033.89/147,064.61 = 38,875.54/x
  3. Step 3: Cross multiply
    98,033.89x = 147,064.61 × 38,875.54
  4. Step 4: Simplify right side
    98,033.89x = 5,717,216,128.64
  5. Step 5: Solve for x
    x = 5,717,216,128.64/98,033.89
  6. Step 6: Final answer
    x = 58,318.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.